[ticket/12118] Add noindex meta tag to subsilver2 view-print templates

PHPBB3-12118
Merge remote-tracking branch 'vinny/ticket/12118' into develop-olympus

* vinny/ticket/12118:
  [ticket/12118] Add noindex meta tag to subsilver2 view-print templates
[ticket/12119] Remove meta tags from view-print templates

PHPBB3-12119
Merge remote-tracking branch 'vinny/ticket/12119' into develop-olympus

* vinny/ticket/12119:
  [ticket/12119] Remove meta tags from view-print templates